For optimistic concurrency control. In the PUT or DELETE call
for a resource, set the if-match parameter to the value of the
etag from a previous GET or POST response for that resource.
The resource will be updated or deleted only if the etag you
provide matches the resource's current etag value.
For optimistic concurrency control. In the PUT or DELETE call for a resource, set the
if-match
parameter to the value of the etag from a previous GET or POST response for that resource. The resource will be updated or deleted only if theetag
you provide matches the resource's currentetag
value.